extern uschar *b64encode(const uschar *, int);
extern uschar *b64encode_taint(const uschar *, int, const void *);
-extern int b64decode(const uschar *, uschar **);
+extern int b64decode(const uschar *, uschar **, const void *);
extern int bdat_getc(unsigned);
extern uschar *bdat_getbuf(unsigned *);
extern BOOL bdat_hasc(void);
extern uschar *string_format_size(int, uschar *);
extern int string_interpret_escape(const uschar **);
extern int string_is_ip_address(const uschar *, int *);
+extern int string_is_ip_addressX(const uschar *, int *, const uschar **);
#ifdef SUPPORT_I18N
extern BOOL string_is_utf8(const uschar *);
#endif
store_free_3(dnsa, CCS func, line);
}
+
+/* Check for an RR being large enough. Return TRUE iff bad. */
+static inline BOOL
+rr_bad_size(const dns_record * rr, size_t minbytes)
+{
+return rr->size < minbytes;
+}
+
+/* Check for an RR having further data beyond a given pointer.
+Return TRUE iff bad. */
+static inline BOOL
+rr_bad_increment(const dns_record * rr, const uschar * ptr, size_t minbytes)
+{
+return rr_bad_size(rr, ptr - rr->data + minbytes);
+}
+
/******************************************************************************/
/* Routines with knowledge of spool layout */